361 lines
15 KiB
Python
361 lines
15 KiB
Python
# Copyright (c) 2014 Mirantis, Inc.
|
|
# All Rights Reserved.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License"); you may
|
|
# not use this file except in compliance with the License. You may obtain
|
|
# a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
|
|
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
|
|
# License for the specific language governing permissions and limitations
|
|
# under the License.
|
|
|
|
import os
|
|
|
|
from oslo_log import log as logging
|
|
from oslo_service import periodic_task
|
|
from oslo_utils import netutils
|
|
|
|
from trove.common import cfg
|
|
from trove.common import exception
|
|
from trove.common.i18n import _
|
|
from trove.common import instance as ds_instance
|
|
from trove.guestagent import backup
|
|
from trove.guestagent.common import operating_system
|
|
from trove.guestagent.datastore.experimental.mongodb import service
|
|
from trove.guestagent.datastore.experimental.mongodb import system
|
|
from trove.guestagent import dbaas
|
|
from trove.guestagent import volume
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
CONF = cfg.CONF
|
|
MANAGER = CONF.datastore_manager
|
|
|
|
|
|
class Manager(periodic_task.PeriodicTasks):
|
|
|
|
def __init__(self):
|
|
self.status = service.MongoDBAppStatus()
|
|
self.app = service.MongoDBApp(self.status)
|
|
super(Manager, self).__init__(CONF)
|
|
|
|
@periodic_task.periodic_task
|
|
def update_status(self, context):
|
|
"""Update the status of the MongoDB service."""
|
|
self.status.update()
|
|
|
|
def rpc_ping(self, context):
|
|
LOG.debug("Responding to RPC ping.")
|
|
return True
|
|
|
|
def prepare(self, context, packages, databases, memory_mb, users,
|
|
device_path=None, mount_point=None, backup_info=None,
|
|
config_contents=None, root_password=None, overrides=None,
|
|
cluster_config=None, snapshot=None):
|
|
"""Makes ready DBAAS on a Guest container."""
|
|
|
|
LOG.debug("Preparing MongoDB instance.")
|
|
|
|
self.status.begin_install()
|
|
self.app.install_if_needed(packages)
|
|
self.app.wait_for_start()
|
|
self.app.stop_db()
|
|
self.app.clear_storage()
|
|
mount_point = system.MONGODB_MOUNT_POINT
|
|
if device_path:
|
|
device = volume.VolumeDevice(device_path)
|
|
# unmount if device is already mounted
|
|
device.unmount_device(device_path)
|
|
device.format()
|
|
if os.path.exists(system.MONGODB_MOUNT_POINT):
|
|
device.migrate_data(mount_point)
|
|
device.mount(mount_point)
|
|
operating_system.chown(mount_point,
|
|
system.MONGO_USER, system.MONGO_USER,
|
|
as_root=True)
|
|
|
|
LOG.debug("Mounted the volume %(path)s as %(mount)s." %
|
|
{'path': device_path, "mount": mount_point})
|
|
|
|
self.app.secure(cluster_config)
|
|
conf_changes = self.get_config_changes(cluster_config, mount_point)
|
|
config_contents = self.app.update_config_contents(
|
|
config_contents, conf_changes)
|
|
if cluster_config is None:
|
|
self.app.start_db_with_conf_changes(config_contents)
|
|
if backup_info:
|
|
self._perform_restore(backup_info, context,
|
|
mount_point, self.app)
|
|
else:
|
|
if cluster_config['instance_type'] == "query_router":
|
|
self.app.reset_configuration({'config_contents':
|
|
config_contents})
|
|
self.app.write_mongos_upstart()
|
|
self.app.status.is_query_router = True
|
|
# don't start mongos until add_config_servers is invoked
|
|
|
|
elif cluster_config['instance_type'] == "config_server":
|
|
self.app.status.is_config_server = True
|
|
self.app.start_db_with_conf_changes(config_contents)
|
|
|
|
elif cluster_config['instance_type'] == "member":
|
|
self.app.start_db_with_conf_changes(config_contents)
|
|
|
|
else:
|
|
LOG.error(_("Bad cluster configuration; instance type "
|
|
"given as %s.") % cluster_config['instance_type'])
|
|
self.status.set_status(ds_instance.ServiceStatuses.FAILED)
|
|
return
|
|
|
|
self.status.set_status(ds_instance.ServiceStatuses.BUILD_PENDING)
|
|
LOG.info(_('Completed setup of MongoDB database instance.'))
|
|
|
|
def get_config_changes(self, cluster_config, mount_point=None):
|
|
LOG.debug("Getting configuration changes.")
|
|
config_changes = {}
|
|
# todo mvandijk: uncomment the following when auth is being enabled
|
|
# config_changes['auth'] = 'true'
|
|
config_changes['bind_ip'] = ','.join([netutils.get_my_ipv4(),
|
|
'127.0.0.1'])
|
|
if cluster_config is not None:
|
|
# todo mvandijk: uncomment the following when auth is being enabled
|
|
# config_changes['keyFile'] = self.app.get_key_file()
|
|
if cluster_config["instance_type"] == "config_server":
|
|
config_changes["configsvr"] = "true"
|
|
elif cluster_config["instance_type"] == "member":
|
|
config_changes["replSet"] = cluster_config["replica_set_name"]
|
|
if (mount_point is not None and
|
|
(cluster_config is None or
|
|
cluster_config['instance_type'] != "query_router")):
|
|
config_changes['dbpath'] = mount_point
|
|
|
|
return config_changes
|
|
|
|
def restart(self, context):
|
|
LOG.debug("Restarting MongoDB.")
|
|
self.app.restart()
|
|
|
|
def start_db_with_conf_changes(self, context, config_contents):
|
|
LOG.debug("Starting MongoDB with configuration changes.")
|
|
self.app.start_db_with_conf_changes(config_contents)
|
|
|
|
def stop_db(self, context, do_not_start_on_reboot=False):
|
|
LOG.debug("Stopping MongoDB.")
|
|
self.app.stop_db(do_not_start_on_reboot=do_not_start_on_reboot)
|
|
|
|
def reset_configuration(self, context, configuration):
|
|
LOG.debug("Resetting MongoDB configuration.")
|
|
self.app.reset_configuration(configuration)
|
|
|
|
def get_filesystem_stats(self, context, fs_path):
|
|
"""Gets the filesystem stats for the path given."""
|
|
LOG.debug("Getting file system status.")
|
|
return dbaas.get_filesystem_volume_stats(system.MONGODB_MOUNT_POINT)
|
|
|
|
def change_passwords(self, context, users):
|
|
LOG.debug("Changing password.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='change_passwords', datastore=MANAGER)
|
|
|
|
def update_attributes(self, context, username, hostname, user_attrs):
|
|
LOG.debug("Updating database attributes.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='update_attributes', datastore=MANAGER)
|
|
|
|
def create_database(self, context, databases):
|
|
LOG.debug("Creating database.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='create_database', datastore=MANAGER)
|
|
|
|
def create_user(self, context, users):
|
|
LOG.debug("Creating user(s).")
|
|
return service.MongoDBAdmin().create_users(users)
|
|
|
|
def delete_database(self, context, database):
|
|
LOG.debug("Deleting database.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='delete_database', datastore=MANAGER)
|
|
|
|
def delete_user(self, context, user):
|
|
LOG.debug("Deleting user.")
|
|
return service.MongoDBAdmin().delete_user(user)
|
|
|
|
def get_user(self, context, username, hostname):
|
|
LOG.debug("Getting user.")
|
|
return service.MongoDBAdmin().get_user(username)
|
|
|
|
def grant_access(self, context, username, hostname, databases):
|
|
LOG.debug("Granting acccess.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='grant_access', datastore=MANAGER)
|
|
|
|
def revoke_access(self, context, username, hostname, database):
|
|
LOG.debug("Revoking access.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='revoke_access', datastore=MANAGER)
|
|
|
|
def list_access(self, context, username, hostname):
|
|
LOG.debug("Listing access.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='list_access', datastore=MANAGER)
|
|
|
|
def list_databases(self, context, limit=None, marker=None,
|
|
include_marker=False):
|
|
LOG.debug("Listing databases.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='list_databases', datastore=MANAGER)
|
|
|
|
def list_users(self, context, limit=None, marker=None,
|
|
include_marker=False):
|
|
LOG.debug("Listing users.")
|
|
return service.MongoDBAdmin().list_users(limit, marker, include_marker)
|
|
|
|
def enable_root(self, context):
|
|
LOG.debug("Enabling root.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='enable_root', datastore=MANAGER)
|
|
|
|
def is_root_enabled(self, context):
|
|
LOG.debug("Checking if root is enabled.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='is_root_enabled', datastore=MANAGER)
|
|
|
|
def _perform_restore(self, backup_info, context, restore_location, app):
|
|
LOG.info(_("Restoring database from backup %s.") % backup_info['id'])
|
|
try:
|
|
backup.restore(context, backup_info, restore_location)
|
|
except Exception:
|
|
LOG.exception(_("Error performing restore from backup %s.") %
|
|
backup_info['id'])
|
|
self.status.set_status(ds_instance.ServiceStatuses.FAILED)
|
|
raise
|
|
LOG.info(_("Restored database successfully."))
|
|
|
|
def create_backup(self, context, backup_info):
|
|
LOG.debug("Creating backup.")
|
|
backup.backup(context, backup_info)
|
|
|
|
def mount_volume(self, context, device_path=None, mount_point=None):
|
|
LOG.debug("Mounting the device %s at the mount point %s." %
|
|
(device_path, mount_point))
|
|
device = volume.VolumeDevice(device_path)
|
|
device.mount(mount_point, write_to_fstab=False)
|
|
|
|
def unmount_volume(self, context, device_path=None, mount_point=None):
|
|
LOG.debug("Unmounting the device %s from the mount point %s." %
|
|
(device_path, mount_point))
|
|
device = volume.VolumeDevice(device_path)
|
|
device.unmount(mount_point)
|
|
|
|
def resize_fs(self, context, device_path=None, mount_point=None):
|
|
LOG.debug("Resizing the filesystem at %s." % mount_point)
|
|
device = volume.VolumeDevice(device_path)
|
|
device.resize_fs(mount_point)
|
|
|
|
def update_overrides(self, context, overrides, remove=False):
|
|
LOG.debug("Updating overrides.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='update_overrides', datastore=MANAGER)
|
|
|
|
def apply_overrides(self, context, overrides):
|
|
LOG.debug("Applying overrides.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='apply_overrides', datastore=MANAGER)
|
|
|
|
def get_replication_snapshot(self, context, snapshot_info,
|
|
replica_source_config=None):
|
|
LOG.debug("Getting replication snapshot.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='get_replication_snapshot', datastore=MANAGER)
|
|
|
|
def attach_replication_slave(self, context, snapshot, slave_config):
|
|
LOG.debug("Attaching replica.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='attach_replication_slave', datastore=MANAGER)
|
|
|
|
def detach_replica(self, context, for_failover=False):
|
|
LOG.debug("Detaching replica.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='detach_replica', datastore=MANAGER)
|
|
|
|
def get_replica_context(self, context):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='get_replica_context', datastore=MANAGER)
|
|
|
|
def make_read_only(self, context, read_only):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='make_read_only', datastore=MANAGER)
|
|
|
|
def enable_as_master(self, context, replica_source_config):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='enable_as_master', datastore=MANAGER)
|
|
|
|
def get_txn_count(self):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='get_txn_count', datastore=MANAGER)
|
|
|
|
def get_latest_txn_id(self):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='get_latest_txn_id', datastore=MANAGER)
|
|
|
|
def wait_for_txn(self, txn):
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='wait_for_txn', datastore=MANAGER)
|
|
|
|
def demote_replication_master(self, context):
|
|
LOG.debug("Demoting replica source.")
|
|
raise exception.DatastoreOperationNotSupported(
|
|
operation='demote_replication_master', datastore=MANAGER)
|
|
|
|
def add_members(self, context, members):
|
|
try:
|
|
LOG.debug("add_members called.")
|
|
LOG.debug("args: members=%s." % members)
|
|
self.app.add_members(members)
|
|
LOG.debug("add_members call has finished.")
|
|
except Exception:
|
|
self.status.set_status(ds_instance.ServiceStatuses.FAILED)
|
|
raise
|
|
|
|
def add_config_servers(self, context, config_servers):
|
|
try:
|
|
LOG.debug("add_config_servers called.")
|
|
LOG.debug("args: config_servers=%s." % config_servers)
|
|
self.app.add_config_servers(config_servers)
|
|
LOG.debug("add_config_servers call has finished.")
|
|
except Exception:
|
|
self.status.set_status(ds_instance.ServiceStatuses.FAILED)
|
|
raise
|
|
|
|
def add_shard(self, context, replica_set_name, replica_set_member):
|
|
try:
|
|
LOG.debug("add_shard called.")
|
|
LOG.debug("args: replica_set_name=%s, replica_set_member=%s." %
|
|
(replica_set_name, replica_set_member))
|
|
self.app.add_shard(replica_set_name, replica_set_member)
|
|
LOG.debug("add_shard call has finished.")
|
|
except Exception:
|
|
self.status.set_status(ds_instance.ServiceStatuses.FAILED)
|
|
raise
|
|
|
|
def cluster_complete(self, context):
|
|
# Now that cluster creation is complete, start status checks
|
|
LOG.debug("Cluster creation complete, starting status checks.")
|
|
status = self.status._get_actual_db_status()
|
|
self.status.set_status(status)
|
|
|
|
def get_key(self, context):
|
|
# Return the cluster key
|
|
LOG.debug("Getting the cluster key.")
|
|
return self.app.get_key()
|
|
|
|
def create_admin_user(self, context, password):
|
|
self.app.create_admin_user(password)
|
|
|
|
def store_admin_password(self, context, password):
|
|
self.app.store_admin_password(password)
|